权力制衡。这方面江苏省泰州市的做法可资借鉴。这个市去年从政府实行集中采购一开始，就将采购操作中的计划、采购、结算三个主体相分离，即由财政部门的行财、农财、社保等内设机构负责拟定采购计划，政府采购中心负责具体的购物登记和招投标的组织工作，财政部门预算等内设 Balance of power. Taizhou City, Jiangsu Province, this practice can learn from. Last year, from the beginning of centralized procurement by the government, the city separated the three main bodies of planning, purchasing and settlement in the procurement operation, namely, the internal agencies including wealth management, agro-finance and social security in the financial sector were responsible for drawing up procurement plans, and the government Purchasing center is responsible for the specific shopping registration and bidding organization, the budget of the financial sector, etc.